Her childhood experiences gave her an understanding oh how to read and write poetry.
Explanation:
Angelou was called as Maya because her brother called her Maya when she was a child. When she was eight years old, she was raped.
To overcome the trauma, she started writing. She describes that in her autobiography. She became a writer after a series of occupations when she was young.
She has cited her experiences in her book which reveals that it is her own childhood experience.